xref: /freebsd/lib/libomp/omp-tools.h (revision 0fca6ea1d4eea4c934cfff25ac9ee8ad6fe95583)

/*
 * include/omp-tools.h.var
 */

//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//

#ifndef __OMPT__
#define __OMPT__

/*****************************************************************************
 * system include files
 *****************************************************************************/

#include <stdint.h>
#include <stddef.h>

#ifdef DEPRECATION_WARNINGS
# ifdef __cplusplus
# define DEPRECATED_51 [[deprecated("as of 5.1")]]
# else
# define DEPRECATED_51 __attribute__((deprecated("as of 5.1")))
#endif
#else
#define DEPRECATED_51
#endif

/*****************************************************************************
 * iteration macros
 *****************************************************************************/

#define FOREACH_OMPT_INQUIRY_FN(macro)      \
    macro (ompt_enumerate_states)           \
    macro (ompt_enumerate_mutex_impls)      \
                                            \
    macro (ompt_set_callback)               \
    macro (ompt_get_callback)               \
                                            \
    macro (ompt_get_state)                  \
                                            \
    macro (ompt_get_parallel_info)          \
    macro (ompt_get_task_info)              \
    macro (ompt_get_task_memory)            \
    macro (ompt_get_thread_data)            \
    macro (ompt_get_unique_id)              \
    macro (ompt_finalize_tool)              \
                                            \
    macro(ompt_get_num_procs)               \
    macro(ompt_get_num_places)              \
    macro(ompt_get_place_proc_ids)          \
    macro(ompt_get_place_num)               \
    macro(ompt_get_partition_place_nums)    \
    macro(ompt_get_proc_id)                 \
                                            \
    macro(ompt_get_target_info)             \
    macro(ompt_get_num_devices)

#define FOREACH_OMPT_STATE(macro)                                                                \
                                                                                                \
    /* first available state */                                                                 \
    macro (ompt_state_undefined, 0x102)      /* undefined thread state */                        \
                                                                                                \
    /* work states (0..15) */                                                                   \
    macro (ompt_state_work_serial, 0x000)    /* working outside parallel */                      \
    macro (ompt_state_work_parallel, 0x001)  /* working within parallel */                       \
    macro (ompt_state_work_reduction, 0x002) /* performing a reduction */                        \
                                                                                                \
    /* barrier wait states (16..31) */                                                          \
    macro (ompt_state_wait_barrier, 0x010)   /* waiting at a barrier */                          \
    macro (ompt_state_wait_barrier_implicit_parallel, 0x011)                                     \
                                            /* implicit barrier at the end of parallel region */\
    macro (ompt_state_wait_barrier_implicit_workshare, 0x012)                                    \
                                            /* implicit barrier at the end of worksharing */    \
    macro (ompt_state_wait_barrier_implicit, 0x013)  /* implicit barrier */                      \
    macro (ompt_state_wait_barrier_explicit, 0x014)  /* explicit barrier */                      \
    macro (ompt_state_wait_barrier_implementation, 0x015) /* implementation barrier */           \
    macro (ompt_state_wait_barrier_teams, 0x016)          /* teams barrier */                    \
                                                                                                \
    /* task wait states (32..63) */                                                             \
    macro (ompt_state_wait_taskwait, 0x020)  /* waiting at a taskwait */                         \
    macro (ompt_state_wait_taskgroup, 0x021) /* waiting at a taskgroup */                        \
                                                                                                \
    /* mutex wait states (64..127) */                                                           \
    macro (ompt_state_wait_mutex, 0x040)                                                         \
    macro (ompt_state_wait_lock, 0x041)      /* waiting for lock */                              \
    macro (ompt_state_wait_critical, 0x042)  /* waiting for critical */                          \
    macro (ompt_state_wait_atomic, 0x043)    /* waiting for atomic */                            \
    macro (ompt_state_wait_ordered, 0x044)   /* waiting for ordered */                           \
                                                                                                \
    /* target wait states (128..255) */                                                         \
    macro (ompt_state_wait_target, 0x080)        /* waiting for target region */                 \
    macro (ompt_state_wait_target_map, 0x081)    /* waiting for target data mapping operation */ \
    macro (ompt_state_wait_target_update, 0x082) /* waiting for target update operation */       \
                                                                                                \
    /* misc (256..511) */                                                                       \
    macro (ompt_state_idle, 0x100)           /* waiting for work */                              \
    macro (ompt_state_overhead, 0x101)       /* overhead excluding wait states */                \
                                                                                                \
    /* implementation-specific states (512..) */


#define FOREACH_KMP_MUTEX_IMPL(macro)                                                \
    macro (kmp_mutex_impl_none, 0)         /* unknown implementation */              \
    macro (kmp_mutex_impl_spin, 1)         /* based on spin */                       \
    macro (kmp_mutex_impl_queuing, 2)      /* based on some fair policy */           \
    macro (kmp_mutex_impl_speculative, 3)  /* based on HW-supported speculation */

#define FOREACH_OMPT_HOST_EVENT(macro)                                                                                   \
                                                                                                                         \
    /*--- Mandatory Events ---*/                                                                                         \
    macro (ompt_callback_thread_begin,      ompt_callback_thread_begin_t,       1) /* thread begin                    */ \
    macro (ompt_callback_thread_end,        ompt_callback_thread_end_t,         2) /* thread end                      */ \
                                                                                                                         \
    macro (ompt_callback_parallel_begin,    ompt_callback_parallel_begin_t,     3) /* parallel begin                  */ \
    macro (ompt_callback_parallel_end,      ompt_callback_parallel_end_t,       4) /* parallel end                    */ \
                                                                                                                         \
    macro (ompt_callback_task_create,       ompt_callback_task_create_t,        5) /* task begin                      */ \
    macro (ompt_callback_task_schedule,     ompt_callback_task_schedule_t,      6) /* task schedule                   */ \
    macro (ompt_callback_implicit_task,     ompt_callback_implicit_task_t,      7) /* implicit task                   */ \
                                                                                                                         \
    macro (ompt_callback_control_tool,      ompt_callback_control_tool_t,      11) /* control tool                    */ \
                                                                                                                         \
    /* Optional Events */                                                                                                \
    macro (ompt_callback_sync_region_wait,  ompt_callback_sync_region_t,       16) /* sync region wait begin or end   */ \
                                                                                                                         \
    macro (ompt_callback_mutex_released,    ompt_callback_mutex_t,             17) /* mutex released                  */ \
                                                                                                                         \
    macro (ompt_callback_dependences,       ompt_callback_dependences_t,       18) /* report task dependences         */ \
    macro (ompt_callback_task_dependence,   ompt_callback_task_dependence_t,   19) /* report task dependence          */ \
                                                                                                                         \
    macro (ompt_callback_work,              ompt_callback_work_t,              20) /* task at work begin or end       */ \
                                                                                                                         \
    macro (ompt_callback_masked,            ompt_callback_masked_t,            21) /* task at masked begin or end     */ \
                                                                                                                         \
    macro (ompt_callback_sync_region,       ompt_callback_sync_region_t,       23) /* sync region begin or end        */ \
                                                                                                                         \
    macro (ompt_callback_lock_init,         ompt_callback_mutex_acquire_t,     24) /* lock init                       */ \
    macro (ompt_callback_lock_destroy,      ompt_callback_mutex_t,             25) /* lock destroy                    */ \
                                                                                                                         \
    macro (ompt_callback_mutex_acquire,     ompt_callback_mutex_acquire_t,     26) /* mutex acquire                   */ \
    macro (ompt_callback_mutex_acquired,    ompt_callback_mutex_t,             27) /* mutex acquired                  */ \
                                                                                                                         \
    macro (ompt_callback_nest_lock,         ompt_callback_nest_lock_t,         28) /* nest lock                       */ \
                                                                                                                         \
    macro (ompt_callback_flush,             ompt_callback_flush_t,             29) /* after executing flush           */ \
                                                                                                                         \
    macro (ompt_callback_cancel,            ompt_callback_cancel_t,            30) /* cancel innermost binding region */ \
                                                                                                                         \
    macro (ompt_callback_reduction,         ompt_callback_sync_region_t,       31) /* reduction                       */ \
                                                                                                                         \
    macro (ompt_callback_dispatch,          ompt_callback_dispatch_t,          32) /* dispatch of work                */ \
    macro (ompt_callback_error,             ompt_callback_error_t,             37) /* error                           */

#define FOREACH_OMPT_DEVICE_EVENT(macro)                                                                                 \
    /*--- Mandatory Events ---*/                                                                                         \
    macro (ompt_callback_device_initialize, ompt_callback_device_initialize_t, 12) /* device initialize               */ \
    macro (ompt_callback_device_finalize,   ompt_callback_device_finalize_t,   13) /* device finalize                 */ \
                                                                                                                         \
    macro (ompt_callback_device_load,       ompt_callback_device_load_t,       14) /* device load                     */ \
    macro (ompt_callback_device_unload,     ompt_callback_device_unload_t,     15) /* device unload                   */

#define FOREACH_OMPT_NOEMI_EVENT(macro)                                                                                  \
    /*--- Mandatory Events ---*/                                                                                         \
    macro (ompt_callback_target,            ompt_callback_target_t,             8) /* target                          */ \
    macro (ompt_callback_target_data_op,    ompt_callback_target_data_op_t,     9) /* target data op                  */ \
    macro (ompt_callback_target_submit,     ompt_callback_target_submit_t,     10) /* target  submit                  */ \
    /* Optional Events */                                                                                                \
    macro (ompt_callback_target_map,        ompt_callback_target_map_t,        22) /* target map                      */

#define FOREACH_OMPT_EMI_EVENT(macro)                                                                                    \
    /*--- Mandatory Events ---*/                                                                                         \
    macro (ompt_callback_target_emi,        ompt_callback_target_emi_t,        33) /* target                          */ \
    macro (ompt_callback_target_data_op_emi,ompt_callback_target_data_op_emi_t,34) /* target data op                  */ \
    macro (ompt_callback_target_submit_emi, ompt_callback_target_submit_emi_t, 35) /* target submit                   */ \
    /* Optional Events */                                                                                                \
    macro (ompt_callback_target_map_emi,    ompt_callback_target_map_emi_t,    36) /* target map                      */

#define FOREACH_OMPT_50_TARGET_EVENT(macro)                                                                              \
    FOREACH_OMPT_DEVICE_EVENT(macro)                                                                                     \
    FOREACH_OMPT_NOEMI_EVENT(macro)

#define FOREACH_OMPT_51_TARGET_EVENT(macro)                                                                              \
    FOREACH_OMPT_DEVICE_EVENT(macro)                                                                                     \
    FOREACH_OMPT_EMI_EVENT(macro)

#define FOREACH_OMPT_EVENT(macro)                                                                                        \
    FOREACH_OMPT_HOST_EVENT(macro)                                                                                       \
    FOREACH_OMPT_DEVICE_EVENT(macro)                                                                                     \
    FOREACH_OMPT_NOEMI_EVENT(macro)                                                                                      \
    FOREACH_OMPT_EMI_EVENT(macro)

#define FOREACH_OMPT_51_EVENT(macro)                                                                                     \
    FOREACH_OMPT_HOST_EVENT(macro)                                                                                       \
    FOREACH_OMPT_DEVICE_EVENT(macro)                                                                                     \
    FOREACH_OMPT_EMI_EVENT(macro)

/*****************************************************************************
 * implementation specific types
 *****************************************************************************/

typedef enum kmp_mutex_impl_t {
#define kmp_mutex_impl_macro(impl, code) impl = code,
    FOREACH_KMP_MUTEX_IMPL(kmp_mutex_impl_macro)
#undef kmp_mutex_impl_macro
} kmp_mutex_impl_t;

/*****************************************************************************
 * definitions generated from spec
 *****************************************************************************/

#if defined(__cplusplus)
extern "C" {
#endif

typedef enum ompt_callbacks_t {
  ompt_callback_thread_begin             = 1,
  ompt_callback_thread_end               = 2,
  ompt_callback_parallel_begin           = 3,
  ompt_callback_parallel_end             = 4,
  ompt_callback_task_create              = 5,
  ompt_callback_task_schedule            = 6,
  ompt_callback_implicit_task            = 7,
  ompt_callback_target                   = 8,
  ompt_callback_target_data_op           = 9,
  ompt_callback_target_submit            = 10,
  ompt_callback_control_tool             = 11,
  ompt_callback_device_initialize        = 12,
  ompt_callback_device_finalize          = 13,
  ompt_callback_device_load              = 14,
  ompt_callback_device_unload            = 15,
  ompt_callback_sync_region_wait         = 16,
  ompt_callback_mutex_released           = 17,
  ompt_callback_dependences              = 18,
  ompt_callback_task_dependence          = 19,
  ompt_callback_work                     = 20,
  ompt_callback_master     DEPRECATED_51 = 21,
  ompt_callback_masked                   = 21,
  ompt_callback_target_map               = 22,
  ompt_callback_sync_region              = 23,
  ompt_callback_lock_init                = 24,
  ompt_callback_lock_destroy             = 25,
  ompt_callback_mutex_acquire            = 26,
  ompt_callback_mutex_acquired           = 27,
  ompt_callback_nest_lock                = 28,
  ompt_callback_flush                    = 29,
  ompt_callback_cancel                   = 30,
  ompt_callback_reduction                = 31,
  ompt_callback_dispatch                 = 32,
  ompt_callback_target_emi               = 33,
  ompt_callback_target_data_op_emi       = 34,
  ompt_callback_target_submit_emi        = 35,
  ompt_callback_target_map_emi           = 36,
  ompt_callback_error                    = 37
} ompt_callbacks_t;

typedef enum ompt_record_t {
  ompt_record_ompt               = 1,
  ompt_record_native             = 2,
  ompt_record_invalid            = 3
} ompt_record_t;

typedef enum ompt_record_native_t {
  ompt_record_native_info  = 1,
  ompt_record_native_event = 2
} ompt_record_native_t;

typedef enum ompt_set_result_t {
  ompt_set_error            = 0,
  ompt_set_never            = 1,
  ompt_set_impossible       = 2,
  ompt_set_sometimes        = 3,
  ompt_set_sometimes_paired = 4,
  ompt_set_always           = 5
} ompt_set_result_t;

typedef uint64_t ompt_id_t;

typedef uint64_t ompt_device_time_t;

typedef uint64_t ompt_buffer_cursor_t;

typedef enum ompt_thread_t {
  ompt_thread_initial                 = 1,
  ompt_thread_worker                  = 2,
  ompt_thread_other                   = 3,
  ompt_thread_unknown                 = 4
} ompt_thread_t;

typedef enum ompt_scope_endpoint_t {
  ompt_scope_begin                    = 1,
  ompt_scope_end                      = 2,
  ompt_scope_beginend                 = 3
} ompt_scope_endpoint_t;

typedef enum ompt_dispatch_t {
  ompt_dispatch_iteration             = 1,
  ompt_dispatch_section               = 2,
  ompt_dispatch_ws_loop_chunk         = 3,
  ompt_dispatch_taskloop_chunk        = 4,
  ompt_dispatch_distribute_chunk      = 5
} ompt_dispatch_t;

typedef enum ompt_sync_region_t {
  ompt_sync_region_barrier                DEPRECATED_51 = 1,
  ompt_sync_region_barrier_implicit       DEPRECATED_51 = 2,
  ompt_sync_region_barrier_explicit       = 3,
  ompt_sync_region_barrier_implementation = 4,
  ompt_sync_region_taskwait               = 5,
  ompt_sync_region_taskgroup              = 6,
  ompt_sync_region_reduction              = 7,
  ompt_sync_region_barrier_implicit_workshare = 8,
  ompt_sync_region_barrier_implicit_parallel = 9,
  ompt_sync_region_barrier_teams = 10
} ompt_sync_region_t;

typedef enum ompt_target_data_op_t {
  ompt_target_data_alloc                      = 1,
  ompt_target_data_transfer_to_device         = 2,
  ompt_target_data_transfer_from_device       = 3,
  ompt_target_data_delete                     = 4,
  ompt_target_data_associate                  = 5,
  ompt_target_data_disassociate               = 6,
  ompt_target_data_alloc_async                = 17,
  ompt_target_data_transfer_to_device_async   = 18,
  ompt_target_data_transfer_from_device_async = 19,
  ompt_target_data_delete_async               = 20
} ompt_target_data_op_t;

typedef enum ompt_work_t {
  ompt_work_loop               = 1,
  ompt_work_sections           = 2,
  ompt_work_single_executor    = 3,
  ompt_work_single_other       = 4,
  ompt_work_workshare          = 5,
  ompt_work_distribute         = 6,
  ompt_work_taskloop           = 7,
  ompt_work_scope              = 8,
  ompt_work_loop_static        = 10,
  ompt_work_loop_dynamic       = 11,
  ompt_work_loop_guided        = 12,
  ompt_work_loop_other         = 13
} ompt_work_t;

typedef enum ompt_mutex_t {
  ompt_mutex_lock                     = 1,
  ompt_mutex_test_lock                = 2,
  ompt_mutex_nest_lock                = 3,
  ompt_mutex_test_nest_lock           = 4,
  ompt_mutex_critical                 = 5,
  ompt_mutex_atomic                   = 6,
  ompt_mutex_ordered                  = 7
} ompt_mutex_t;

typedef enum ompt_native_mon_flag_t {
  ompt_native_data_motion_explicit    = 0x01,
  ompt_native_data_motion_implicit    = 0x02,
  ompt_native_kernel_invocation       = 0x04,
  ompt_native_kernel_execution        = 0x08,
  ompt_native_driver                  = 0x10,
  ompt_native_runtime                 = 0x20,
  ompt_native_overhead                = 0x40,
  ompt_native_idleness                = 0x80
} ompt_native_mon_flag_t;

typedef enum ompt_task_flag_t {
  ompt_task_initial                   = 0x00000001,
  ompt_task_implicit                  = 0x00000002,
  ompt_task_explicit                  = 0x00000004,
  ompt_task_target                    = 0x00000008,
  ompt_task_taskwait                  = 0x00000010,
  ompt_task_undeferred                = 0x08000000,
  ompt_task_untied                    = 0x10000000,
  ompt_task_final                     = 0x20000000,
  ompt_task_mergeable                 = 0x40000000,
  ompt_task_merged                    = 0x80000000
} ompt_task_flag_t;

typedef enum ompt_task_status_t {
  ompt_task_complete      = 1,
  ompt_task_yield         = 2,
  ompt_task_cancel        = 3,
  ompt_task_detach        = 4,
  ompt_task_early_fulfill = 5,
  ompt_task_late_fulfill  = 6,
  ompt_task_switch        = 7,
  ompt_taskwait_complete  = 8
} ompt_task_status_t;

typedef enum ompt_target_t {
  ompt_target                         = 1,
  ompt_target_enter_data              = 2,
  ompt_target_exit_data               = 3,
  ompt_target_update                  = 4,
  ompt_target_nowait                  = 9,
  ompt_target_enter_data_nowait       = 10,
  ompt_target_exit_data_nowait        = 11,
  ompt_target_update_nowait           = 12
} ompt_target_t;

typedef enum ompt_parallel_flag_t {
  ompt_parallel_invoker_program = 0x00000001,
  ompt_parallel_invoker_runtime = 0x00000002,
  ompt_parallel_league          = 0x40000000,
  ompt_parallel_team            = 0x80000000
} ompt_parallel_flag_t;

typedef enum ompt_target_map_flag_t {
  ompt_target_map_flag_to             = 0x01,
  ompt_target_map_flag_from           = 0x02,
  ompt_target_map_flag_alloc          = 0x04,
  ompt_target_map_flag_release        = 0x08,
  ompt_target_map_flag_delete         = 0x10,
  ompt_target_map_flag_implicit       = 0x20
} ompt_target_map_flag_t;

typedef enum ompt_dependence_type_t {
  ompt_dependence_type_in               = 1,
  ompt_dependence_type_out              = 2,
  ompt_dependence_type_inout            = 3,
  ompt_dependence_type_mutexinoutset    = 4,
  ompt_dependence_type_source           = 5,
  ompt_dependence_type_sink             = 6,
  ompt_dependence_type_inoutset         = 7,
  ompt_dependence_type_out_all_memory   = 34,
  ompt_dependence_type_inout_all_memory = 35
} ompt_dependence_type_t;

typedef enum ompt_severity_t {
  ompt_warning                         = 1,
  ompt_fatal                           = 2
} ompt_severity_t;

typedef enum ompt_cancel_flag_t {
  ompt_cancel_parallel       = 0x01,
  ompt_cancel_sections       = 0x02,
  ompt_cancel_loop           = 0x04,
  ompt_cancel_taskgroup      = 0x08,
  ompt_cancel_activated      = 0x10,
  ompt_cancel_detected       = 0x20,
  ompt_cancel_discarded_task = 0x40
} ompt_cancel_flag_t;

typedef uint64_t ompt_hwid_t;

typedef uint64_t ompt_wait_id_t;

typedef enum ompt_frame_flag_t {
  ompt_frame_runtime        = 0x00,
  ompt_frame_application    = 0x01,
  ompt_frame_cfa            = 0x10,
  ompt_frame_framepointer   = 0x20,
  ompt_frame_stackaddress   = 0x30
} ompt_frame_flag_t;

typedef enum ompt_state_t {
  ompt_state_work_serial                      = 0x000,
  ompt_state_work_parallel                    = 0x001,
  ompt_state_work_reduction                   = 0x002,

  ompt_state_wait_barrier                     DEPRECATED_51 = 0x010,
  ompt_state_wait_barrier_implicit_parallel   = 0x011,
  ompt_state_wait_barrier_implicit_workshare  = 0x012,
  ompt_state_wait_barrier_implicit            DEPRECATED_51 = 0x013,
  ompt_state_wait_barrier_explicit            = 0x014,
  ompt_state_wait_barrier_implementation      = 0x015,
  ompt_state_wait_barrier_teams               = 0x016,

  ompt_state_wait_taskwait                    = 0x020,
  ompt_state_wait_taskgroup                   = 0x021,

  ompt_state_wait_mutex                       = 0x040,
  ompt_state_wait_lock                        = 0x041,
  ompt_state_wait_critical                    = 0x042,
  ompt_state_wait_atomic                      = 0x043,
  ompt_state_wait_ordered                     = 0x044,

  ompt_state_wait_target                      = 0x080,
  ompt_state_wait_target_map                  = 0x081,
  ompt_state_wait_target_update               = 0x082,

  ompt_state_idle                             = 0x100,
  ompt_state_overhead                         = 0x101,
  ompt_state_undefined                        = 0x102
} ompt_state_t;

typedef uint64_t (*ompt_get_unique_id_t) (void);

typedef uint64_t ompd_size_t;

typedef uint64_t ompd_wait_id_t;

typedef uint64_t ompd_addr_t;
typedef int64_t  ompd_word_t;
typedef uint64_t ompd_seg_t;

typedef uint64_t ompd_device_t;

typedef uint64_t ompd_thread_id_t;

typedef enum ompd_scope_t {
  ompd_scope_global = 1,
  ompd_scope_address_space = 2,
  ompd_scope_thread = 3,
  ompd_scope_parallel = 4,
  ompd_scope_implicit_task = 5,
  ompd_scope_task = 6
} ompd_scope_t;

typedef uint64_t ompd_icv_id_t;

typedef enum ompd_rc_t {
  ompd_rc_ok = 0,
  ompd_rc_unavailable = 1,
  ompd_rc_stale_handle = 2,
  ompd_rc_bad_input = 3,
  ompd_rc_error = 4,
  ompd_rc_unsupported = 5,
  ompd_rc_needs_state_tracking = 6,
  ompd_rc_incompatible = 7,
  ompd_rc_device_read_error = 8,
  ompd_rc_device_write_error = 9,
  ompd_rc_nomem = 10,
  ompd_rc_incomplete = 11,
  ompd_rc_callback_error = 12
} ompd_rc_t;

typedef void (*ompt_interface_fn_t) (void);

typedef ompt_interface_fn_t (*ompt_function_lookup_t) (
  const char *interface_function_name
);

typedef union ompt_data_t {
  uint64_t value;
  void *ptr;
} ompt_data_t;

typedef struct ompt_frame_t {
  ompt_data_t exit_frame;
  ompt_data_t enter_frame;
  int exit_frame_flags;
  int enter_frame_flags;
} ompt_frame_t;

typedef void (*ompt_callback_t) (void);

typedef void ompt_device_t;

typedef void ompt_buffer_t;

typedef void (*ompt_callback_buffer_request_t) (
  int device_num,
  ompt_buffer_t **buffer,
  size_t *bytes
);

typedef void (*ompt_callback_buffer_complete_t) (
  int device_num,
  ompt_buffer_t *buffer,
  size_t bytes,
  ompt_buffer_cursor_t begin,
  int buffer_owned
);

typedef void (*ompt_finalize_t) (
  ompt_data_t *tool_data
);

typedef int (*ompt_initialize_t) (
  ompt_function_lookup_t lookup,
  int initial_device_num,
  ompt_data_t *tool_data
);

typedef struct ompt_start_tool_result_t {
  ompt_initialize_t initialize;
  ompt_finalize_t finalize;
  ompt_data_t tool_data;
} ompt_start_tool_result_t;

typedef struct ompt_record_abstract_t {
  ompt_record_native_t rclass;
  const char *type;
  ompt_device_time_t start_time;
  ompt_device_time_t end_time;
  ompt_hwid_t hwid;
} ompt_record_abstract_t;

typedef struct ompt_dependence_t {
  ompt_data_t variable;
  ompt_dependence_type_t dependence_type;
} ompt_dependence_t;

typedef struct ompt_dispatch_chunk_t {
  uint64_t start;
  uint64_t iterations;
} ompt_dispatch_chunk_t;

typedef int (*ompt_enumerate_states_t) (
  int current_state,
  int *next_state,
  const char **next_state_name
);

typedef int (*ompt_enumerate_mutex_impls_t) (
  int current_impl,
  int *next_impl,
  const char **next_impl_name
);

typedef ompt_set_result_t (*ompt_set_callback_t) (
  ompt_callbacks_t event,
  ompt_callback_t callback
);

typedef int (*ompt_get_callback_t) (
  ompt_callbacks_t event,
  ompt_callback_t *callback
);

typedef ompt_data_t *(*ompt_get_thread_data_t) (void);

typedef int (*ompt_get_num_procs_t) (void);

typedef int (*ompt_get_num_places_t) (void);

typedef int (*ompt_get_place_proc_ids_t) (
  int place_num,
  int ids_size,
  int *ids
);

typedef int (*ompt_get_place_num_t) (void);

typedef int (*ompt_get_partition_place_nums_t) (
  int place_nums_size,
  int *place_nums
);

typedef int (*ompt_get_proc_id_t) (void);

typedef int (*ompt_get_state_t) (
  ompt_wait_id_t *wait_id
);

typedef int (*ompt_get_parallel_info_t) (
  int ancestor_level,
  ompt_data_t **parallel_data,
  int *team_size
);

typedef int (*ompt_get_task_info_t) (
  int ancestor_level,
  int *flags,
  ompt_data_t **task_data,
  ompt_frame_t **task_frame,
  ompt_data_t **parallel_data,
  int *thread_num
);

typedef int (*ompt_get_task_memory_t)(
  void **addr,
  size_t *size,
  int block
);

typedef int (*ompt_get_target_info_t) (
  uint64_t *device_num,
  ompt_id_t *target_id,
  ompt_id_t *host_op_id
);

typedef int (*ompt_get_num_devices_t) (void);

typedef void (*ompt_finalize_tool_t) (void);

typedef int (*ompt_get_device_num_procs_t) (
  ompt_device_t *device
);

typedef ompt_device_time_t (*ompt_get_device_time_t) (
  ompt_device_t *device
);

typedef double (*ompt_translate_time_t) (
  ompt_device_t *device,
  ompt_device_time_t time
);

typedef ompt_set_result_t (*ompt_set_trace_ompt_t) (
  ompt_device_t *device,
  unsigned int enable,
  unsigned int etype
);

typedef ompt_set_result_t (*ompt_set_trace_native_t) (
  ompt_device_t *device,
  int enable,
  int flags
);

typedef int (*ompt_start_trace_t) (
  ompt_device_t *device,
  ompt_callback_buffer_request_t request,
  ompt_callback_buffer_complete_t complete
);

typedef int (*ompt_pause_trace_t) (
  ompt_device_t *device,
  int begin_pause
);

typedef int (*ompt_flush_trace_t) (
  ompt_device_t *device
);

typedef int (*ompt_stop_trace_t) (
  ompt_device_t *device
);

typedef int (*ompt_advance_buffer_cursor_t) (
  ompt_device_t *device,
  ompt_buffer_t *buffer,
  size_t size,
  ompt_buffer_cursor_t current,
  ompt_buffer_cursor_t *next
);

typedef ompt_record_t (*ompt_get_record_type_t) (
  ompt_buffer_t *buffer,
  ompt_buffer_cursor_t current
);

typedef void *(*ompt_get_record_native_t) (
  ompt_buffer_t *buffer,
  ompt_buffer_cursor_t current,
  ompt_id_t *host_op_id
);

typedef ompt_record_abstract_t *
(*ompt_get_record_abstract_t) (
  void *native_record
);

typedef void (*ompt_callback_thread_begin_t) (
  ompt_thread_t thread_type,
  ompt_data_t *thread_data
);

typedef struct ompt_record_thread_begin_t {
  ompt_thread_t thread_type;
} ompt_record_thread_begin_t;

typedef void (*ompt_callback_thread_end_t) (
  ompt_data_t *thread_data
);

typedef void (*ompt_callback_parallel_begin_t) (
  ompt_data_t *encountering_task_data,
  const ompt_frame_t *encountering_task_frame,
  ompt_data_t *parallel_data,
  unsigned int requested_parallelism,
  int flags,
  const void *codeptr_ra
);

typedef struct ompt_record_parallel_begin_t {
  ompt_id_t encountering_task_id;
  ompt_id_t parallel_id;
  unsigned int requested_parallelism;
  int flags;
  const void *codeptr_ra;
} ompt_record_parallel_begin_t;

typedef void (*ompt_callback_parallel_end_t) (
  ompt_data_t *parallel_data,
  ompt_data_t *encountering_task_data,
  int flags,
  const void *codeptr_ra
);

typedef struct ompt_record_parallel_end_t {
  ompt_id_t parallel_id;
  ompt_id_t encountering_task_id;
  int flags;
  const void *codeptr_ra;
} ompt_record_parallel_end_t;

typedef void (*ompt_callback_work_t) (
  ompt_work_t work_type,
  ompt_scope_endpoint_t endpoint,
  ompt_data_t *parallel_data,
  ompt_data_t *task_data,
  uint64_t count,
  const void *codeptr_ra
);

typedef struct ompt_record_work_t {
  ompt_work_t work_type;
  ompt_scope_endpoint_t endpoint;
  ompt_id_t parallel_id;
  ompt_id_t task_id;
  uint64_t count;
  const void *codeptr_ra;
} ompt_record_work_t;

typedef void (*ompt_callback_dispatch_t) (
  ompt_data_t *parallel_data,
  ompt_data_t *task_data,
  ompt_dispatch_t kind,
  ompt_data_t instance
);

typedef struct ompt_record_dispatch_t {
  ompt_id_t parallel_id;
  ompt_id_t task_id;
  ompt_dispatch_t kind;
  ompt_data_t instance;
} ompt_record_dispatch_t;

typedef void (*ompt_callback_task_create_t) (
  ompt_data_t *encountering_task_data,
  const ompt_frame_t *encountering_task_frame,
  ompt_data_t *new_task_data,
  int flags,
  int has_dependences,
  const void *codeptr_ra
);

typedef struct ompt_record_task_create_t {
  ompt_id_t encountering_task_id;
  ompt_id_t new_task_id;
  int flags;
  int has_dependences;
  const void *codeptr_ra;
} ompt_record_task_create_t;

typedef void (*ompt_callback_dependences_t) (
  ompt_data_t *task_data,
  const ompt_dependence_t *deps,
  int ndeps
);

typedef struct ompt_record_dependences_t {
  ompt_id_t task_id;
  ompt_dependence_t dep;
  int ndeps;
} ompt_record_dependences_t;

typedef void (*ompt_callback_task_dependence_t) (
  ompt_data_t *src_task_data,
  ompt_data_t *sink_task_data
);

typedef struct ompt_record_task_dependence_t {
  ompt_id_t src_task_id;
  ompt_id_t sink_task_id;
} ompt_record_task_dependence_t;

typedef void (*ompt_callback_task_schedule_t) (
  ompt_data_t *prior_task_data,
  ompt_task_status_t prior_task_status,
  ompt_data_t *next_task_data
);

typedef struct ompt_record_task_schedule_t {
  ompt_id_t prior_task_id;
  ompt_task_status_t prior_task_status;
  ompt_id_t next_task_id;
} ompt_record_task_schedule_t;

typedef void (*ompt_callback_implicit_task_t) (
  ompt_scope_endpoint_t endpoint,
  ompt_data_t *parallel_data,
  ompt_data_t *task_data,
  unsigned int actual_parallelism,
  unsigned int index,
  int flags
);

typedef struct ompt_record_implicit_task_t {
  ompt_scope_endpoint_t endpoint;
  ompt_id_t parallel_id;
  ompt_id_t task_id;
  unsigned int actual_parallelism;
  unsigned int index;
  int flags;
} ompt_record_implicit_task_t;

typedef void (*ompt_callback_masked_t) (
  ompt_scope_endpoint_t endpoint,
  ompt_data_t *parallel_data,
  ompt_data_t *task_data,
  const void *codeptr_ra
);

typedef ompt_callback_masked_t ompt_callback_master_t DEPRECATED_51;

typedef struct ompt_record_masked_t {
  ompt_scope_endpoint_t endpoint;
  ompt_id_t parallel_id;
  ompt_id_t task_id;
  const void *codeptr_ra;
} ompt_record_masked_t;

typedef void (*ompt_callback_sync_region_t) (
  ompt_sync_region_t kind,
  ompt_scope_endpoint_t endpoint,
  ompt_data_t *parallel_data,
  ompt_data_t *task_data,
  const void *codeptr_ra
);

typedef struct ompt_record_sync_region_t {
  ompt_sync_region_t kind;
  ompt_scope_endpoint_t endpoint;
  ompt_id_t parallel_id;
  ompt_id_t task_id;
  const void *codeptr_ra;
} ompt_record_sync_region_t;

typedef void (*ompt_callback_mutex_acquire_t) (
  ompt_mutex_t kind,
  unsigned int hint,
  unsigned int impl,
  ompt_wait_id_t wait_id,
  const void *codeptr_ra
);

typedef struct ompt_record_mutex_acquire_t {
  ompt_mutex_t kind;
  unsigned int hint;
  unsigned int impl;
  ompt_wait_id_t wait_id;
  const void *codeptr_ra;
} ompt_record_mutex_acquire_t;

typedef void (*ompt_callback_mutex_t) (
  ompt_mutex_t kind,
  ompt_wait_id_t wait_id,
  const void *codeptr_ra
);

typedef struct ompt_record_mutex_t {
  ompt_mutex_t kind;
  ompt_wait_id_t wait_id;
  const void *codeptr_ra;
} ompt_record_mutex_t;

typedef void (*ompt_callback_nest_lock_t) (
  ompt_scope_endpoint_t endpoint,
  ompt_wait_id_t wait_id,
  const void *codeptr_ra
);

typedef struct ompt_record_nest_lock_t {
  ompt_scope_endpoint_t endpoint;
  ompt_wait_id_t wait_id;
  const void *codeptr_ra;
} ompt_record_nest_lock_t;

typedef void (*ompt_callback_flush_t) (
  ompt_data_t *thread_data,
  const void *codeptr_ra
);

typedef struct ompt_record_flush_t {
  const void *codeptr_ra;
} ompt_record_flush_t;

typedef void (*ompt_callback_cancel_t) (
  ompt_data_t *task_data,
  int flags,
  const void *codeptr_ra
);

typedef struct ompt_record_cancel_t {
  ompt_id_t task_id;
  int flags;
  const void *codeptr_ra;
} ompt_record_cancel_t;

typedef void (*ompt_callback_device_initialize_t) (
  int device_num,
  const char *type,
  ompt_device_t *device,
  ompt_function_lookup_t lookup,
  const char *documentation
);

typedef void (*ompt_callback_device_finalize_t) (
  int device_num
);

typedef void (*ompt_callback_device_load_t) (
  int device_num,
  const char *filename,
  int64_t offset_in_file,
  void *vma_in_file,
  size_t bytes,
  void *host_addr,
  void *device_addr,
  uint64_t module_id
);

typedef void (*ompt_callback_device_unload_t) (
  int device_num,
  uint64_t module_id
);

typedef void (*ompt_callback_target_data_op_emi_t) (
  ompt_scope_endpoint_t endpoint,
  ompt_data_t *target_task_data,
  ompt_data_t *target_data,
  ompt_id_t *host_op_id,
  ompt_target_data_op_t optype,
  void *src_addr,
  int src_device_num,
  void *dest_addr,
  int dest_device_num,
  size_t bytes,
  const void *codeptr_ra
);

typedef void (*ompt_callback_target_data_op_t) (
  ompt_id_t target_id,
  ompt_id_t host_op_id,
  ompt_target_data_op_t optype,
  void *src_addr,
  int src_device_num,
  void *dest_addr,
  int dest_device_num,
  size_t bytes,
  const void *codeptr_ra
);

typedef struct ompt_record_target_data_op_t {
  ompt_id_t host_op_id;
  ompt_target_data_op_t optype;
  void *src_addr;
  int src_device_num;
  void *dest_addr;
  int dest_device_num;
  size_t bytes;
  ompt_device_time_t end_time;
  const void *codeptr_ra;
} ompt_record_target_data_op_t;

typedef void (*ompt_callback_target_emi_t) (
  ompt_target_t kind,
  ompt_scope_endpoint_t endpoint,
  int device_num,
  ompt_data_t *task_data,
  ompt_data_t *target_task_data,
  ompt_data_t *target_data,
  const void *codeptr_ra
);

typedef void (*ompt_callback_target_t) (
  ompt_target_t kind,
  ompt_scope_endpoint_t endpoint,
  int device_num,
  ompt_data_t *task_data,
  ompt_id_t target_id,
  const void *codeptr_ra
);

typedef struct ompt_record_target_t {
  ompt_target_t kind;
  ompt_scope_endpoint_t endpoint;
  int device_num;
  ompt_id_t task_id;
  ompt_id_t target_id;
  const void *codeptr_ra;
} ompt_record_target_t;

typedef void (*ompt_callback_target_map_emi_t) (
  ompt_data_t *target_data,
  unsigned int nitems,
  void **host_addr,
  void **device_addr,
  size_t *bytes,
  unsigned int *mapping_flags,
  const void *codeptr_ra
);

typedef void (*ompt_callback_target_map_t) (
  ompt_id_t target_id,
  unsigned int nitems,
  void **host_addr,
  void **device_addr,
  size_t *bytes,
  unsigned int *mapping_flags,
  const void *codeptr_ra
);

typedef struct ompt_record_target_map_t {
  ompt_id_t target_id;
  unsigned int nitems;
  void **host_addr;
  void **device_addr;
  size_t *bytes;
  unsigned int *mapping_flags;
  const void *codeptr_ra;
} ompt_record_target_map_t;

typedef void (*ompt_callback_target_submit_emi_t) (
  ompt_scope_endpoint_t endpoint,
  ompt_data_t *target_data,
  ompt_id_t *host_op_id,
  unsigned int requested_num_teams
);

typedef void (*ompt_callback_target_submit_t) (
  ompt_id_t target_id,
  ompt_id_t host_op_id,
  unsigned int requested_num_teams
);

typedef struct ompt_record_target_kernel_t {
  ompt_id_t host_op_id;
  unsigned int requested_num_teams;
  unsigned int granted_num_teams;
  ompt_device_time_t end_time;
} ompt_record_target_kernel_t;

typedef int (*ompt_callback_control_tool_t) (
  uint64_t command,
  uint64_t modifier,
  void *arg,
  const void *codeptr_ra
);

typedef struct ompt_record_control_tool_t {
  uint64_t command;
  uint64_t modifier;
  const void *codeptr_ra;
} ompt_record_control_tool_t;

typedef void (*ompt_callback_error_t) (
  ompt_severity_t severity,
  const char *message, size_t length,
  const void *codeptr_ra
);

typedef struct ompt_record_error_t {
  ompt_severity_t severity;
  const char *message;
  size_t length;
  const void *codeptr_ra;
} ompt_record_error_t;

typedef struct ompd_address_t {
  ompd_seg_t segment;
  ompd_addr_t address;
} ompd_address_t;

typedef struct ompd_frame_info_t {
  ompd_address_t frame_address;
  ompd_word_t frame_flag;
} ompd_frame_info_t;

typedef struct _ompd_aspace_handle ompd_address_space_handle_t;
typedef struct _ompd_thread_handle ompd_thread_handle_t;
typedef struct _ompd_parallel_handle ompd_parallel_handle_t;
typedef struct _ompd_task_handle ompd_task_handle_t;

typedef struct _ompd_aspace_cont ompd_address_space_context_t;
typedef struct _ompd_thread_cont ompd_thread_context_t;

typedef struct ompd_device_type_sizes_t {
  uint8_t sizeof_char;
  uint8_t sizeof_short;
  uint8_t sizeof_int;
  uint8_t sizeof_long;
  uint8_t sizeof_long_long;
  uint8_t sizeof_pointer;
} ompd_device_type_sizes_t;

void ompd_dll_locations_valid(void);

typedef ompd_rc_t (*ompd_callback_memory_alloc_fn_t)(ompd_size_t nbytes,
                                                     void **ptr);

typedef ompd_rc_t (*ompd_callback_memory_free_fn_t)(void *ptr);

typedef ompd_rc_t (*ompd_callback_get_thread_context_for_thread_id_fn_t)(
    ompd_address_space_context_t *address_space_context, ompd_thread_id_t kind,
    ompd_size_t sizeof_thread_id, const void *thread_id,
    ompd_thread_context_t **thread_context);

typedef ompd_rc_t (*ompd_callback_sizeof_fn_t)(
    ompd_address_space_context_t *address_space_context,
    ompd_device_type_sizes_t *sizes);

typedef ompd_rc_t (*ompd_callback_symbol_addr_fn_t)(
    ompd_address_space_context_t *address_space_context,
    ompd_thread_context_t *thread_context, const char *symbol_name,
    ompd_address_t *symbol_addr, const char *file_name);

typedef ompd_rc_t (*ompd_callback_memory_read_fn_t)(
    ompd_address_space_context_t *address_space_context,
    ompd_thread_context_t *thread_context, const ompd_address_t *addr,
    ompd_size_t nbytes, void *buffer);

typedef ompd_rc_t (*ompd_callback_memory_write_fn_t)(
    ompd_address_space_context_t *address_space_context,
    ompd_thread_context_t *thread_context, const ompd_address_t *addr,
    ompd_size_t nbytes, const void *buffer);

typedef ompd_rc_t (*ompd_callback_device_host_fn_t)(
    ompd_address_space_context_t *address_space_context, const void *input,
    ompd_size_t unit_size, ompd_size_t count, void *output);

typedef ompd_rc_t (*ompd_callback_print_string_fn_t)(const char *string,
                                                     int category);

typedef struct ompd_callbacks_t {
  ompd_callback_memory_alloc_fn_t alloc_memory;
  ompd_callback_memory_free_fn_t free_memory;
  ompd_callback_print_string_fn_t print_string;
  ompd_callback_sizeof_fn_t sizeof_type;
  ompd_callback_symbol_addr_fn_t symbol_addr_lookup;
  ompd_callback_memory_read_fn_t read_memory;
  ompd_callback_memory_write_fn_t write_memory;
  ompd_callback_memory_read_fn_t read_string;
  ompd_callback_device_host_fn_t device_to_host;
  ompd_callback_device_host_fn_t host_to_device;
  ompd_callback_get_thread_context_for_thread_id_fn_t
      get_thread_context_for_thread_id;
} ompd_callbacks_t;

void ompd_bp_parallel_begin(void);

void ompd_bp_parallel_end(void);

void ompd_bp_task_begin(void);

void ompd_bp_task_end(void);

void ompd_bp_thread_begin(void);

void ompd_bp_thread_end(void);

void ompd_bp_device_begin(void);

void ompd_bp_device_end(void);

ompd_rc_t ompd_initialize(ompd_word_t api_version,
                          const ompd_callbacks_t *callbacks);

ompd_rc_t ompd_get_api_version(ompd_word_t *version);

ompd_rc_t ompd_get_version_string(const char **string);

ompd_rc_t ompd_finalize(void);

ompd_rc_t ompd_process_initialize(ompd_address_space_context_t *context,
                                  ompd_address_space_handle_t **handle);

ompd_rc_t ompd_device_initialize(ompd_address_space_handle_t *process_handle,
                                 ompd_address_space_context_t *device_context,
                                 ompd_device_t kind, ompd_size_t sizeof_id,
                                 void *id,
                                 ompd_address_space_handle_t **device_handle);

ompd_rc_t ompd_rel_address_space_handle(ompd_address_space_handle_t *handle);

ompd_rc_t ompd_get_omp_version(ompd_address_space_handle_t *address_space,
                               ompd_word_t *omp_version);

ompd_rc_t
ompd_get_omp_version_string(ompd_address_space_handle_t *address_space,
                            const char **string);

ompd_rc_t ompd_get_thread_in_parallel(ompd_parallel_handle_t *parallel_handle,
                                      int thread_num,
                                      ompd_thread_handle_t **thread_handle);

ompd_rc_t ompd_get_thread_handle(ompd_address_space_handle_t *handle,
                                 ompd_thread_id_t kind,
                                 ompd_size_t sizeof_thread_id,
                                 const void *thread_id,
                                 ompd_thread_handle_t **thread_handle);

ompd_rc_t ompd_rel_thread_handle(ompd_thread_handle_t *thread_handle);

ompd_rc_t ompd_thread_handle_compare(ompd_thread_handle_t *thread_handle_1,
                                     ompd_thread_handle_t *thread_handle_2,
                                     int *cmp_value);

ompd_rc_t ompd_get_thread_id(ompd_thread_handle_t *thread_handle,
                             ompd_thread_id_t kind,
                             ompd_size_t sizeof_thread_id, void *thread_id);

ompd_rc_t
ompd_get_curr_parallel_handle(ompd_thread_handle_t *thread_handle,
                              ompd_parallel_handle_t **parallel_handle);

ompd_rc_t ompd_get_enclosing_parallel_handle(
    ompd_parallel_handle_t *parallel_handle,
    ompd_parallel_handle_t **enclosing_parallel_handle);

ompd_rc_t
ompd_get_task_parallel_handle(ompd_task_handle_t *task_handle,
                              ompd_parallel_handle_t **task_parallel_handle);

ompd_rc_t ompd_rel_parallel_handle(ompd_parallel_handle_t *parallel_handle);

ompd_rc_t
ompd_parallel_handle_compare(ompd_parallel_handle_t *parallel_handle_1,
                             ompd_parallel_handle_t *parallel_handle_2,
                             int *cmp_value);

ompd_rc_t ompd_get_curr_task_handle(ompd_thread_handle_t *thread_handle,
                                    ompd_task_handle_t **task_handle);

ompd_rc_t
ompd_get_generating_task_handle(ompd_task_handle_t *task_handle,
                                ompd_task_handle_t **generating_task_handle);

ompd_rc_t
ompd_get_scheduling_task_handle(ompd_task_handle_t *task_handle,
                                ompd_task_handle_t **scheduling_task_handle);

ompd_rc_t ompd_get_task_in_parallel(ompd_parallel_handle_t *parallel_handle,
                                    int thread_num,
                                    ompd_task_handle_t **task_handle);

ompd_rc_t ompd_rel_task_handle(ompd_task_handle_t *task_handle);

ompd_rc_t ompd_task_handle_compare(ompd_task_handle_t *task_handle_1,
                                   ompd_task_handle_t *task_handle_2,
                                   int *cmp_value);

ompd_rc_t ompd_get_task_function(ompd_task_handle_t *task_handle,
                                 ompd_address_t *entry_point);

ompd_rc_t ompd_get_task_frame(ompd_task_handle_t *task_handle,
                              ompd_frame_info_t *exit_frame,
                              ompd_frame_info_t *enter_frame);

ompd_rc_t
ompd_enumerate_states(ompd_address_space_handle_t *address_space_handle,
                      ompd_word_t current_state, ompd_word_t *next_state,
                      const char **next_state_name, ompd_word_t *more_enums);

ompd_rc_t ompd_get_state(ompd_thread_handle_t *thread_handle,
                         ompd_word_t *state, ompd_wait_id_t *wait_id);

ompd_rc_t
ompd_get_display_control_vars(ompd_address_space_handle_t *address_space_handle,
                              const char *const **control_vars);

ompd_rc_t ompd_rel_display_control_vars(const char *const **control_vars);

ompd_rc_t ompd_enumerate_icvs(ompd_address_space_handle_t *handle,
                              ompd_icv_id_t current, ompd_icv_id_t *next_id,
                              const char **next_icv_name,
                              ompd_scope_t *next_scope, int *more);

ompd_rc_t ompd_get_icv_from_scope(void *handle, ompd_scope_t scope,
                                  ompd_icv_id_t icv_id, ompd_word_t *icv_value);

ompd_rc_t ompd_get_icv_string_from_scope(void *handle, ompd_scope_t scope,
                                         ompd_icv_id_t icv_id,
                                         const char **icv_string);

ompd_rc_t ompd_get_tool_data(void *handle, ompd_scope_t scope,
                             ompd_word_t *value, ompd_address_t *ptr);

typedef struct ompt_record_ompt_t {
  ompt_callbacks_t type;
  ompt_device_time_t time;
  ompt_id_t thread_id;
  ompt_id_t target_id;
  union {
    ompt_record_thread_begin_t thread_begin;
    ompt_record_parallel_begin_t parallel_begin;
    ompt_record_parallel_end_t parallel_end;
    ompt_record_work_t work;
    ompt_record_dispatch_t dispatch;
    ompt_record_task_create_t task_create;
    ompt_record_dependences_t dependences;
    ompt_record_task_dependence_t task_dependence;
    ompt_record_task_schedule_t task_schedule;
    ompt_record_implicit_task_t implicit_task;
    ompt_record_masked_t masked;
    ompt_record_sync_region_t sync_region;
    ompt_record_mutex_acquire_t mutex_acquire;
    ompt_record_mutex_t mutex;
    ompt_record_nest_lock_t nest_lock;
    ompt_record_flush_t flush;
    ompt_record_cancel_t cancel;
    ompt_record_target_t target;
    ompt_record_target_data_op_t target_data_op;
    ompt_record_target_map_t target_map;
    ompt_record_target_kernel_t target_kernel;
    ompt_record_control_tool_t control_tool;
  } record;
} ompt_record_ompt_t;

typedef ompt_record_ompt_t *(*ompt_get_record_ompt_t) (
  ompt_buffer_t *buffer,
  ompt_buffer_cursor_t current
);

#ifdef _WIN32
__declspec(dllexport)
#else
__attribute__((visibility("default")))
#endif
ompt_start_tool_result_t *ompt_start_tool(unsigned int omp_version,
                                          const char *runtime_version);

#define ompt_id_none 0
#define ompt_data_none {0}
#define ompt_time_none 0
#define ompt_hwid_none 0
#define ompt_addr_none ~0
#define ompt_mutex_impl_none 0
#define ompt_wait_id_none 0

#define ompd_segment_none 0

#if defined(__cplusplus)
} // extern "C"
#endif

#endif /* __OMPT__ */